NETWORKDAYS Function in Excel: Calculate Working Days Between Dates (2025)

Published: December 10, 2024 - 3 min read

Ashley Lenz

Calculating working days between dates is essential for project timelines, payroll processing, and employee benefits management. Excel’s NETWORKDAYS function automatically handles this calculation while excluding weekends and holidays.

This comprehensive guide will show you how to leverage NETWORKDAYS for accurate business day calculations in your spreadsheets.

Calculate Working Days Between Two Dates Using NETWORKDAYS

The NETWORKDAYS function uses a straightforward syntax to compute working days while automatically excluding weekends:

=NETWORKDAYS(start_date, end_date, [holidays])

Let’s implement this step by step:

  1. Open your Excel worksheet
  2. Select the cell where you want the result
  3. Type the formula: =NETWORKDAYS(A2,B2)

  1. Select your start date in the first parameter
  2. Select your end date in the second parameter
  3. Press Enter to calculate

Example:

Start Date

End Date

Working Days

1/1/2024

1/31/2024

23

Add Holiday Exceptions to Your NETWORKDAYS Calculation

To exclude holidays from your working days calculation:

  1. Create a list of holidays in your worksheet:

Holiday List

1/1/2024

1/15/2024

2/19/2024

  1. Modify your NETWORKDAYS formula:

=NETWORKDAYS(start_date, end_date, holiday_range)

  1. Select your holiday range as the third parameter:

Start Date

End Date

Holidays

Working Days

1/1/2024

1/31/2024

$D$2:$D$4

21

Calculate Employee Benefits Using NETWORKDAYS

NETWORKDAYS excels at tracking employee time-off and benefits:

  1. Create an attendance tracking table:

Employee

Leave Start

Leave End

Days Taken

John

3/1/2024

3/15/2024

=NETWORKDAYS(B2,C2,holidays)

  1. Set up holiday references
  2. Calculate total leave days using NETWORKDAYS
  3. Link results to payroll calculations

Combine NETWORKDAYS with Other Excel Functions

Enhance NETWORKDAYS functionality by combining it with other functions:

  1. Use with TODAY() for dynamic calculations:

=NETWORKDAYS(A2,TODAY())

  1. Create running totals:

=SUM(NETWORKDAYS(A2,B2),NETWORKDAYS(A3,B3))

Compare Dates Across Different Projects

Track multiple project timelines efficiently:

  1. Set up a project timeline table:

Project

Start

End

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Working Days

A

2/1/2024

3/15/2024

=NETWORKDAYS(B2,C2,holidays)

B

2/15/2024

4/1/2024

=NETWORKDAYS(B3,C3,holidays)

  1. Calculate overlapping periods
  2. Compare actual working days between projects

NETWORKDAYS vs NETWORKDAYS.INTL Function

Understanding key differences:

Feature

NETWORKDAYS

NETWORKDAYS.INTL

Weekend Definition

Fixed Sat-Sun

Customizable

Holiday Handling

Optional

Optional

Date Format

Any Excel

Any Excel

Weekend Parameters

None

14 options

NETWORKDAYS.INTL offers more flexibility for international business calendars and custom weekend definitions.

Next Steps

Now that you understand how to use NETWORKDAYS for accurate working day calculations, streamline your reporting process further with Coefficient. Connect your spreadsheets directly to your business systems for real-time data updates and automated report distribution.

Get started with Coefficient today to transform your Excel workflows and ensure your working day calculations stay current with live data integration.

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Ashley Lenz Product Researcher @ Coefficient
As a product researcher at Coefficient, Ashley taps into the power of data to create intuitive solutions that save users valuable time. By working closely with users, Ashley helps to uncover key insights that shape product features, enabling teams to streamline workflows and boost productivity. Her passion for data-driven research and optimizing user experiences fuels her work, ensuring the product delivers maximum efficiency and value.
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